Ionization Energy

Tags

Chem/Atom

Cegep/2

Word count

72 words

Reading time

1 minute

Minimum energy emitted by removing an electron from an isolated gaseous atom or ion
Abbr. IE

$$\mathrm{X}{\phantom{A}}_{(\mathrm{g})}\to \mathrm{X}{\phantom{A}}^{+}{\phantom{A}}_{(\mathrm{g})}+\mathrm{e}{\phantom{A}}^{-}\mathrm{\Delta }\mathrm{H}=\mathrm{IE}$$

1^st IE -> ground state atom
2^nd IE -> +1 ion
3^rd IE -> +2 ion
...

Horizontal trend: increasing
Vertical trend: decreasing

Contributors

Ajitani Hifumi

Changelog

Last edited about 2 hours ago

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